<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="./js/vue.js"></script>
</head>
<body>
    <div id="app">
        <!-- <input type="text" v-model="msg">
        <span>{{msg}}</span>

        <-- 延迟显示 修饰符 lazy -->
        <!-- <input type="text" v-model.lazy="msg">
        <span>{{msg}}</span>

        <input type="text" v-model.number="msg">
        <span>{{typeof msg}}</span> --> 

        <!-- <input type="text" v-model.trim="msg">
        <span>左{{msg}}右</span>
        <-- 清除左右空格 -->

        <!-- <textarea v-model="msg">

        </textarea>
        <span>{{msg}}</span> -->

        <!-- <input type="radio" value="男" v-model="sex">
        <input type="radio" value="女" v-model="sex"> -->
        <!-- {{sex}} -->

        <select name="" id="" v-model="sel">
            <option value="0">111</option> 
            <option value="1">222</option>
            <option value="2">333</option>
        </select>
        {{sel}}


        <input type="checkbox" value="11" v-model="girl">11
        <input type="checkbox" value="22" v-model="girl">22
        <input type="checkbox" value="33" v-model="girl">33
        <input type="checkbox" value="44" v-model="girl">44

        {{girl}}

        


    </div>
    <script>
    new Vue({
        el:"#app",
        data:{
            msg:"",
            str:"",
            sex:"",
            sel:0,
            girl:["11"]

        },
        methods:{

        }
    })    
        
    </script>
    
</body>
</html>